<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style>
			.box1 {
				color: red;
				font-size: 1000px;
				width: 10000px;
				height: 10000px;
				background-color: pink;
				background-image: url(./1.png);
				background-repeat: no-repeat;
				/* cover content 100% */
				background-size: 100%;
				/* 如果不做要求,自动为居中  数字英文都可以*/
				/* background-position: left bottom; */
				background-attachment: fixed;
			}
		</style>
	</head>
	<body>
		<div class="box1">盒子一</div>
	</body>
</html>